Ginny (Kate Winslet) is a waitress who works at a clam bar in Coney Island during its 1950s heyday. She was once married and in love. But now she's on her second marriage, to the irascible Humpty (Jim Belushi), with a son (Jack Gore) in tow.
Life is humdrum until she encounters and falls for local lifeguard Mickey (Justin Timberlake). Suddenly everything seems poised for change.